AtlasCamp 2014: A P2 Plugin and a SaaS Platform Walk Into a Bar
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The document presents a series of tools and strategies developed by Jonathan Doklovic from Atlassian to enhance the efficiency of creating P2 plugins and Java projects. It discusses the benefits of using Git Flow, Maven, and various Atlassian plugins, including their integration and automation features. Additionally, it mentions the generation of JSON schema from Java classes and promotes resources for further exploration of these topics.
AtlasCamp 2014: A P2 Plugin and a SaaS Platform Walk Into a Bar
- 1. June 3-5, 2014 | Berlin, Germany
- 2. A P2 Plugin and a SaaS Platform Walk Into a Bar… Jonathan Doklovic, Principal Developer, Atlassian
- 3. Stuff That Came out of Developing Atlassian Connect That Can Help Make Writing P2 Plugins and Even Plain Old Java Projects Easier And More Efficient Jonathan Doklovic, Principal Developer, Atlassian
- 4. Nomenclature
- 6. P2
- 11. P2
- 12. P2
- 13. P2
- 15. Git Flow
- 16. Git Flow vs.
- 17. GIT Flow + Maven K I S S YO U R S A N I T Y G O O D BY E I want to merge A LOT without conflicts! Screw conflicts, I want to change poms ! A LOT! I want SNAPSHOTS! I want to add files to your working folder I want to assume you only have one master branch and commit to source control myself!
- 18. Maven JGIT Flow Plugin • No need to install git-flow! • No maven-release-plugin! • Smartly manages version changes between branches! • Full GIT Flow lifecycle / merge strategy! • Extra “goodies” for dealing with CI K I S S T H E M AV E N R E L E A S E P L U G I N G O O D BY E bitbucket.org/atlassian/jgit-flow
- 20. <atlassian-plugin key="${project.groupId}.${project.artifactId}" name="${project.name}" plugins- version="2"> <plugin-info> <description>${project.description}</description> <version>${project.version}</version> <vendor name="${project.organization.name}" url="${project.organization.url}" /> ! <bundle-instructions> <Export-Package> com.atlassian.upm.api.util*;version="${upm.version}" </Export-Package> </bundle-instructions> </plugin-info> ! <component-import key="applicationProperties" interface="com.atlassian.sal.api.ApplicationProperties" /> ! <component key="someComponent" class="com.atlassian.example.SomeComponentClass" /> ! </atlassian-plugin> atlassian-plugin.xml
- 26. <?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:context="http://www.springframework.org/schema/context" xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.0.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.0.xsd"> <context:component-scan base-package="org.example"/> </beans>
- 27. <?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:context="http://www.springframework.org/schema/context" xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.0.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.0.xsd"> <context:component-scan base-package="org.example"/> </beans> @Component @Autowired
- 28. <?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:context="http://www.springframework.org/schema/context" xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.0.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.0.xsd"> <atlassian-scanner:scan-indexes/> </beans>
- 30. Atlassian Spring Scanner • No jar transforms! • No runtime classpath scanning! • Moves all component related things into java! • Makes OSGi BND actually work! • Compile time scanning == super fast plugin loads K I S S T R A N S F O R M S A N D C L A S S PAT H S C A N N I N G G O O D BY E bitbucket.org/atlassian/atlassian-spring-scanner
- 31. How Do You Install Nothing?
- 32. P2 ==
- 44. Dynamic Plugin Modules bitbucket.org/atlassian/atlassian-pocketknife • Modules are registered as OSGi Services! • Complete control over module lifecycle! • Super fast startup! • No longer confined to what’s in atlassian-plugin.xml! M AG I C A L M O D U L E S A P P E A R A N D D I S A P P E A R
- 45. Live, Breathe and Eat Code; Spit Out Docs
- 47. XSD
- 48. XSD
- 50. +
- 52. json-schema Generator • Generate json-schema from JAVA POJOs! • Easy to use annotations! • Schema can be validated with ANY json-schema validator! • Plain Ol’ JAVA library can be embedded in anything
- 54. json-schema + Maven • Generate json-schema from JAVA POJOs! • Easy to use annotations! • Schema can be validated with ANY json-schema validator! • Now embedded in a Maven plugin! • Adds javadocs as schema descriptions! • Compile time generation
- 61. json-schemagen bitbucket.org/atlassian/json-schemagen • json-schema from JAVA POJO’s! • Runs as a Maven plugin! • Javadocs included in schema! • Easily generate example code! • Keep you docs in your DVCS! • Never let your docs get out of date! W R I T E C O D E N O T D O C S
- 63. Get In Touch Here At AtlasCamp doklovic@atlassian.com @sysbliss